Furnace Ignition Switch

Even if you have a gas system it uses electricity and must be turned on.

Furnace ignition switch.

With an electronic furnace igniter switch your furnace is safer and does not use the small amount of gas that a furnace with a pilot light does. Electronic ignition systems aren t designed to last for the lifetime of your furnace. Convert a conventional standing pilot system to an intermittent pilot system with a standing pilot conversion kit. You can also check the breaker to make sure power to the furnace has not been tripped.

Have a pro inspect your igniter to ensure it s in working order. If this isn t the case the manufacturer will recommend a replacement part. These igniters are located in about the same position as where we described the pilot light as being. Find a flame sensor or auto pilot relighter here.

Faulty temperature limiting switch. The temperature limiting switch is a safety feature that turns off the burner when the furnace becomes too hot clogged air filters and problems with the switch itself can cause the igniter to. If you have a newer furnace or one with an afue rating above 80 it most likely has an electronic ignition system. Is your furnace ignitor not working or not glowing and the furnace is not igniting the gas.

Since there are many different types of gas furnaces it is difficult to cover every single possible gas furnace problem that can occur with a gas furnace in one article. The circuit switch should be marked furnace if you cannot find it switch off the main circuit. The price of this part varies by manufacturer but purchasing it through the manufacturer rather than a repair service company can reduce the cost of the repair. Generally furnaces are built to last many years so the original ignitor part should be available for purchase.

Choose from universal direct spark ignition controls and hot surface ignition modules. The switch inside the furnace could have accidentally been switched to off so be sure the power is turned on. In this video i show how to test check an. When you switch off the main you will need to use your flashlight to access the igniter on the.

This system uses a pilot flame but the flame lights only when there s a call for heat from the thermostat. Electronic ignition gas furnace problems troubleshooting gas furnaces are a prevalent form of heat for homes and businesses and occasionally a gas furnace needs to be repaired because of a problem with the gas furnace. One type of electronic ignition is an intermittent pilot.